Hoan Kiem Lake, also known as the Lake of the Returned Sword, is a cultural landmark in Hanoi and one of the city's most renowned destinations, deeply rooted in Vietnamese heritage.

"Investigate" the Blue Gem in your inventory at these locations throughout the game (there'll be a symbol on an eye drawn ... moor at after rowing over the lake. Room 312 of LakeView Hotel ...

Cube Escape - There’s a strange atmosphere to developer Rusty Lake’s series of locked room ... and the elegant shading makes its symbols atmospheric and readable. Terra Nil - Terra Nil begins ...